Earlier projectors had analog video interfaces (composite, component and S-video). See DLP and 3LCD. In the 1980s, the first data projectors weighed more than 40 pounds, using a single cathode ray ...

The newly launched lineup includes the LSC801WU and LSC601WU (3LCD Laser Projectors) and the LS950-4K and LS901-4K (DLP Laser Projectors), offering brightness levels between 5,500 and 8,000 ANSI ...